**Description**

Seeking a **Senior Contracts Support Specialist** to provide acquisition, contract administration, and compliance support for the TWILIGHT SI contract. This role supports contract actions from planning through closeout and requires strong independent judgment and experience supporting complex federal acquisitions.

**Key Responsibilities:**

+ Lead preparation of complete contract packages including requirements validation, funding documentation coordination, and acquisition strategy alignment.
+ Develop, coordinate, and maintain pre‑award documents such as Acquisition Plans, Justification & Approvals, Source Selection Plans, and RFP packages.
+ Support execution of contract awards and modifications, ensuring accuracy of clauses, pricing structures, schedules, and deliverables.
+ Conduct detailed cost/price analysis, evaluate proposals, support development of negotiation positions, and participate in negotiation discussions.
+ Over...